Analysis and synthesis of 1/f processes via Shannon wavelets

被引:5
|
作者
Shusterman, E [1 ]
Feder, M
机构
[1] Orckit Commun Ltd, Tel Aviv, Israel
[2] Tel Aviv Univ, Fac Engn, Dept Elect Engn Syst, IL-69978 Tel Aviv, Israel
关键词
nonstationary processes; 1/f noise; spectral analysis; wavelets;
D O I
10.1109/78.678497
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
1/f processes can he very useful in modeling processes with long-term correlation. We propose analysis and synthesis procedures to express these processes in terms of the Shannon wavelet. Unlike previous techniques, our analysis procedure generates uncorrelated decomposition coefficients for the 1/f process. This is done hy taking onto account, and then removing, the residual correlation between the wavelet components. The analysis procedure is the major contribution of this work. The proposed synthesis algorithm, which is a byproduct of the proposed analysis algorithm, is competitive with other techniques.
引用
收藏
页码:1698 / 1702
页数:5
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